Answer:
5
Step-by-step explanation:
(−5)×(2)×(−0.5)=5
To find 9 you have to do Diameter x pi and when you do that you get 7.85
.Two-step inequalities<span> are very easy to solve and the rules you have to adhere to are the same as for the one-step inequalities – remember that you need to change the sign of inequality when </span><span> multiplying or </span>dividing<span> the whole inequality with a negative number. The </span>order of operations<span> will not come into play often since there are not many operations to perform here.
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Hope this helps:)</em></span>
similar-6x3, 5x3, 12x15
not similar;different shapes-9x15, 3x5
not similar;different types of ratios-3x4